package main

import "fmt"

func main3() {
	amount := 2
	seats := 1
	// 判断余额
	if amount >= 2 {
		amount = amount - 2
		// 判断座位数
		if seats > 0 {
			fmt.Println("请坐")
		} else {
			fmt.Println("暂时无座")
		}
	} else {
		fmt.Println("余额不足，请先充值")
	}
}
